Home / 16,419,883,312.62-22,659,617,321.86-9,645,987,398.58

Finding the Fourth Proportional to 16,419,883,312.62, 22,659,617,321.86 and 9,645,987,398.58

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Solution

The fourth proportional to 16,419,883,312.62, 22,659,617,321.86 and 9,645,987,398.58 is: 13,311,567,383.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,419,883,312.62 : 22,659,617,321.86 = 9,645,987,398.58 : x
  2. Step 2: Convert to fraction form
    16,419,883,312.62/22,659,617,321.86 = 9,645,987,398.58/x
  3. Step 3: Cross multiply
    16,419,883,312.62x = 22,659,617,321.86 × 9,645,987,398.58
  4. Step 4: Simplify right side
    16,419,883,312.62x = 218,574,383,143,306,657,792
  5. Step 5: Solve for x
    x = 218,574,383,143,306,657,792/16,419,883,312.62
  6. Step 6: Final answer
    x = 13,311,567,383.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.